From: Jason Gunthorpe <jgg@nvidia.com>
To: Ryan Roberts <ryan.roberts@arm.com>
Cc: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>,
iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
joro@8bytes.org, kevin.tian@intel.com, nicolinc@nvidia.com,
mshavit@google.com, robin.murphy@arm.com, will@kernel.org,
joao.m.martins@oracle.com, jiangkunkun@huawei.com,
zhukeqian1@huawei.com, linuxarm@huawei.com
Subject: Re: [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping
Date: Wed, 24 Apr 2024 09:15:17 -0300 [thread overview]
Message-ID: <20240424121517.GG941030@nvidia.com> (raw)
In-Reply-To: <adbd2725-25c9-469d-a9e4-14fffc1521aa@arm.com>
On Wed, Apr 24, 2024 at 08:58:41AM +0100, Ryan Roberts wrote:
> Or perhaps I've misunderstood your comment and there is actually always a 1:1
> relationship between domain and pgtable? But a 1:* relationship between domain
> and CD?
Yes, this is the case
Jason
WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgg@nvidia.com>
To: Ryan Roberts <ryan.roberts@arm.com>
Cc: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>,
iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
joro@8bytes.org, kevin.tian@intel.com, nicolinc@nvidia.com,
mshavit@google.com, robin.murphy@arm.com, will@kernel.org,
joao.m.martins@oracle.com, jiangkunkun@huawei.com,
zhukeqian1@huawei.com, linuxarm@huawei.com
Subject: Re: [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping
Date: Wed, 24 Apr 2024 09:15:17 -0300 [thread overview]
Message-ID: <20240424121517.GG941030@nvidia.com> (raw)
In-Reply-To: <adbd2725-25c9-469d-a9e4-14fffc1521aa@arm.com>
On Wed, Apr 24, 2024 at 08:58:41AM +0100, Ryan Roberts wrote:
> Or perhaps I've misunderstood your comment and there is actually always a 1:1
> relationship between domain and pgtable? But a 1:* relationship between domain
> and CD?
Yes, this is the case
Jason
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next prev parent reply other threads:[~2024-04-24 12:15 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-22 9:49 [PATCH v2 0/4] iommu/smmuv3: Add IOMMUFD dirty tracking support for SMMUv3 Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-02-22 9:49 ` [PATCH v2 1/4] iommu/arm-smmu-v3: Add feature detection for HTTU Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-04-23 14:41 ` Ryan Roberts
2024-04-23 14:41 ` Ryan Roberts
2024-04-23 14:52 ` Jason Gunthorpe
2024-04-23 14:52 ` Jason Gunthorpe
2024-04-24 10:04 ` Ryan Roberts
2024-04-24 10:04 ` Ryan Roberts
2024-04-24 12:23 ` Jason Gunthorpe
2024-04-24 12:23 ` Jason Gunthorpe
2024-04-24 12:59 ` Ryan Roberts
2024-04-24 12:59 ` Ryan Roberts
2024-04-24 13:20 ` Shameerali Kolothum Thodi
2024-04-24 13:20 ` Shameerali Kolothum Thodi
2024-04-24 13:32 ` Jason Gunthorpe
2024-04-24 13:32 ` Jason Gunthorpe
2024-04-24 13:43 ` Shameerali Kolothum Thodi
2024-04-24 13:43 ` Shameerali Kolothum Thodi
2024-04-24 14:21 ` Jason Gunthorpe
2024-04-24 14:21 ` Jason Gunthorpe
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:28 ` Ryan Roberts
2024-04-24 8:28 ` Ryan Roberts
2024-02-22 9:49 ` [PATCH v2 2/4] iommu/io-pgtable-arm: Add read_and_clear_dirty() support Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-04-23 15:56 ` Ryan Roberts
2024-04-23 15:56 ` Ryan Roberts
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:01 ` Shameerali Kolothum Thodi
2024-04-24 8:36 ` Ryan Roberts
2024-04-24 8:36 ` Ryan Roberts
2024-02-22 9:49 ` [PATCH v2 3/4] iommu/arm-smmu-v3: Add support for dirty tracking in domain alloc Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-02-22 11:04 ` Joao Martins
2024-02-22 11:04 ` Joao Martins
2024-02-22 11:31 ` Shameerali Kolothum Thodi
2024-02-22 11:31 ` Shameerali Kolothum Thodi
2024-02-22 11:37 ` Joao Martins
2024-02-22 11:37 ` Joao Martins
2024-02-22 12:24 ` Shameerali Kolothum Thodi
2024-02-22 12:24 ` Shameerali Kolothum Thodi
2024-02-22 13:11 ` Jason Gunthorpe
2024-02-22 13:11 ` Jason Gunthorpe
2024-02-22 13:23 ` Joao Martins
2024-02-22 13:23 ` Joao Martins
2024-03-08 14:31 ` Jason Gunthorpe
2024-03-08 14:31 ` Jason Gunthorpe
2024-04-23 16:27 ` Ryan Roberts
2024-04-23 16:27 ` Ryan Roberts
2024-04-23 16:39 ` Jason Gunthorpe
2024-04-23 16:39 ` Jason Gunthorpe
2024-04-23 16:50 ` Ryan Roberts
2024-04-23 16:50 ` Ryan Roberts
2024-04-24 8:27 ` Shameerali Kolothum Thodi
2024-04-24 8:27 ` Shameerali Kolothum Thodi
2024-02-22 9:49 ` [PATCH v2 4/4] iommu/arm-smmu-v3: Enable HTTU for stage1 with io-pgtable mapping Shameer Kolothum
2024-02-22 9:49 ` Shameer Kolothum
2024-03-08 14:32 ` Jason Gunthorpe
2024-03-08 14:32 ` Jason Gunthorpe
2024-04-23 16:45 ` Ryan Roberts
2024-04-23 16:45 ` Ryan Roberts
2024-04-23 17:32 ` Jason Gunthorpe
2024-04-23 17:32 ` Jason Gunthorpe
2024-04-24 7:58 ` Ryan Roberts
2024-04-24 7:58 ` Ryan Roberts
2024-04-24 12:15 ` Jason Gunthorpe [this message]
2024-04-24 12:15 ` Jason Gunthorpe
2024-04-24 12:45 ` Ryan Roberts
2024-04-24 12:45 ` Ryan Roberts
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